Why don't we know the exact date when this head was made?

为什么我们不知道这个头像制作的确切日期呢？

youdao

People clearing their houses find dog collars and want to identify them. We generally can give estimates on when they date from.

人们在打扫老屋的时候找到一些项圈，想了解有关它们的情况。通常我们会为项圈估计年代。

youdao

To do this, we set the start - and end-date parameters when we create our profile item.

为此，我们需要在创建配置文件项时设置开始和结束日期参数。

youdao

We are waiting for the Panamanian court and judge to give the date when we can look at HSBC records.

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"Time is of the essence, especially when we have a specific launch date, " said Sankaran.

ENGADGET: Ford underscores its love of electric cars, spends $135 million to make them happen

She answered our first query promptly but disappeared for five minutes when we asked if we could schedule delivery for a specific date.

WSJ: Testing Mail-Order Cupcakes